[SERVER-67958] Allow FCV transition from isDowngrading to upgraded Created: 11/Jul/22  Updated: 29/Oct/23  Resolved: 08/Aug/22

Status: Closed
Project: Core Server
Component/s: None
Affects Version/s: None
Fix Version/s: 6.1.0-rc0

Type: Task Priority: Major - P3
Reporter: Huayu Ouyang Assignee: Luxi Liu (Inactive)
Resolution: Fixed Votes: 0
Labels: pm-2821-milestone-2
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Duplicate
is duplicated by SERVER-67945 Replica set test for isDowngrading ->... Closed
is duplicated by SERVER-68601 Test isDowngrading to upgraded where ... Closed
Backwards Compatibility: Fully Compatible
Sprint: Repl 2022-08-08, Repl 2022-08-22
Participants:

 Description   

We should add going from kDowngradingFromLatestToLastLTS -> kUpgrading -> kUpgraded as permitted transitions in the FCVTransitions class.

We should also make it so that the config server will always generate a new ‘changeTimestamp’ for a new command invocation of setFCV.



 Comments   
Comment by Githook User [ 08/Aug/22 ]

Author:

{'name': 'Luxi Liu', 'email': 'luxi.liu@mongodb.com'}

Message: SERVER-67958 added downgrading->upgrading path, always generate new timestamp for configSvr, and test file
Branch: master
https://github.com/mongodb/mongo/commit/2a13beec826c4ac5369125327ddd79f496a16e62

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